750mAh Li-PL Battery For Sony NWZ-S600, NWZ-S600F, NWZ-S610, NWZ-S615, NWZ-S615F, NWZ-S616, NWZ-S616F, NWZ-S618, NWZ-S618FBLK, NW-S710, NWZ-S738, NWZ-S738FBNC, NWZ-S716FSNC, NWZ-S716FRNC, NWZ-S638FRED, 750mAh Li-PL Battery Brand New 12 Months Warranty ISO9001, CE, RoHS Certificate Fit Part Number: 1-756-763-11, LIS1401, 7Y19A60823